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In this activity, learners will build a model of a nebula using cotton balls and colored water. Astronomers photograph nebulas and add colors to provide information about the nebula's composition.

This activity has three story puzzles learners can solve to learn about life in the Arctic.

In this activity, learners explore different types of fossils by making their out of dough and objects from around the house.

Learners create their own piece of history by decorating, shattering, and piecing together a flowerpot "artifact".

In this outdoor activity, learners will gather natural materials outside that they think a dinosaur would want to lay its eggs in.

In this activity (on page 8), learners model how marble statues and buildings are affected by acid rain.

In this activity, learners craft their own model of a comet on a stick to make it fly around the room.

In this art-related activity, learners make a coin rubbing—a process similar to what archeologists may do with ancient artifacts. This activity can be used in connection with a history or art lesson.

In this activity, learners will see how UV light affects colors over time by making their own sunprint on construction paper.

In this activity (located on page 10 of the PDF), learners explore the properties of spraying and dripping water, while making art.

In this game, learners cutout a model black hole "cone" and attempt to roll around a marble or other small spherical object without touching the event horizon.

Coins are everyday objects which tell a lot about the people who use them.

In this activity, young learners explore the basic shapes of constellations by making their own scope out of a cardboard tube and paper with pinpricks.

“Exploring the Universe: Imagining Life” is a hands-on activity in which visitors imagine and draw an extreme environment beyond Earth, then invent a living thing that could thrive in it.

In this activity, learners construct a traditional handicraft toy that illustrates a motion commonly associated with violins and earthquakes.

In this activity, learners create a cool floating animal using the science of magnetism. Learners discover what happens when a piece of magnetic metal enters a magnet's field.

Learners observe different light sources, outdoors and indoors, using prism glasses (diffraction glasses) and color filters.

This PDF contains 12 calendars (12 months). Each month contains activities about math. Things to do on familiar holidays (like July 4), less common holidays (like Backward Day), and any day.

In this activity, learners will create their very own constellation.

In this activity, learners explore properties of water and watch evaporation happen by "painting" with water in the sun.